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net fun chemistry

Total questions: 13

Worksheet time: 8mins

Name
Class
Date
1.

What is a molecule?

a)

one atom

b)

two atoms

c)

one element

d)

two compounds

2.

Here is scope of chemistry, except:

a)

Chemical engineering

b)

Organic chemistry

c)

Physical chemistry

d)

Biochemistry

3.

Which of the following diagrams represent elements?

a)
b)
c)
d)
4.
What precipitate forms when you mix lead (II) nitrate with sodium chloride?
a)
sodium nitrate 
b)
lead (II) chloride 
c)
sodium lead
d)
chloride nitrate 
5.
What precipitate forms when you mix lead (II) nitrate with sodium chloride?
a)
sodium nitrate 
b)
lead (II) chloride 
c)
sodium lead
d)
chloride nitrate 
6.
Which is the correct net ionic equation for the reaction of AgNO3 and CaCl2?
a)
Ca2+(aq) +  2Cl- (aq) → CaCl(s)
b)
Ag+(aq)  +  Cl- (aq) → AgCl(s)
c)
Ag +  Cl  →  AgCl
d)
Ag+  +  Ca2+   →Ag2Ca (s)
7.

Menurut teori asam-basa Bronsted-Lowry, asam didefinisikan sebagai zat yang . . . .

a)

Meningkatkan [H+] bila dimasukkan kedalam H2O

b)

Menurunkan [H+] bila dimaasukkan kedalam H2O

c)

Meningkatkan [OH] bila dimasukkan kedalam H2O

d)

. . Menerima 1 H+ dari pasangan reaksinya

e)

Memberi 1 H+ dari pasangan reaksinya

8.

Larutan yang mempunyai pH lebih besar dari 7 adalah . . . .

a)

Gula

b)

Alkohol

c)

Amoniak

d)

Asam nitrat

e)

Asam klorida

9.

which of the following are the characteristics of a chemical reaction (choose multiple answers)

a)

change of state

b)

change of colour

c)

change of precipitation

d)

formation of precipitation

e)

change of smell

10.

when a substance does not undergo a chemical reaction is known as a chemical change

a)

true

b)

false

11.

name the group that has a single bond

a)

alkenes

b)

alcohols

c)

alkanes

d)

ethers

12.

molecules with double/tripple bond

a)

carbocilic acids

b)

alkynes

c)

unsaturated fats

d)

saturated fats

13.

the name of this compaund C4H10

a)

METHANE

b)

HEXENE

c)

BUTANOIC ACID

d)

BUTANE